Finding the Fourth Proportional to 11,673.50, 16,109.43 and 7,481.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,673.50 : 16,109.43 = 7,481.75 : x
2. Step 2: Convert to fraction form
   11,673.50/16,109.43 = 7,481.75/x
3. Step 3: Cross multiply
   11,673.50x = 16,109.43 × 7,481.75
4. Step 4: Simplify right side
   11,673.50x = 120,526,727.90
5. Step 5: Solve for x
   x = 120,526,727.90/11,673.50
6. Step 6: Final answer
   x = 10,324.82